According to the website:
Coinstar located in Mountain Iron, MN, is a leading American company that operates coin-cashing machines. It offers customers the convenience of converting loose change into paper currency, donations, or gift cards through its coin counter kiosks. As of 2019, Coinstar processes a staggering $2.7 billion worth of coins every year, making it a popular choice for customers looking for a fast and reliable way to exchange coins for cash.